750315039

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750315039 is a surface-mount isolated buck converter transformer designed for DC/DC converters and SMPS applications. It features 1500Vrms isolation voltage and operates at a frequency of 250kHz. The component has an inductance of 40µH measured at 10kHz. It supports a working temperature range from -40°C to 125°C with a maximum installation height of 0.955 inches (24.26mm). The package dimensions are 0.910 inches long by 1.145 inches wide.

Switching Converter, SMPS Transformers Feature Summary

• Provides high-voltage isolation between primary and secondary circuits for safety compliance
• Optimized magnetic design specifically for isolated buck converter topologies
• Engineered for surface-mount assembly to facilitate automated PCB manufacturing

Switching Converter, SMPS Transformers Applications

• Isolated DC/DC converter modules
• Switched-mode power supplies (SMPS)
• Industrial control systems requiring galvanic isolation

Switching Converter, SMPS Transformers Procurement Notes

Verify the manufacturer part number 750315039 against official Würth Elektronik documentation to ensure authenticity. Confirm that the specific ordering suffix matches the required packaging format, such as tape and reel or cut tape, as these affect handling procedures. Check for any recent Product Change Notifications regarding marking or material composition updates before finalizing procurement orders.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing isolated buck converters requiring 1500Vrms isolation and 40µH inductance at 250kHz. Ensure the PCB footprint accommodates the 0.910 x 1.145 inch package size and allows for the 0.955 inch maximum height. Verify thermal management capabilities support the -40°C to 125°C operating range for the intended application environment.

Switching Converter, SMPS Transformers Part Context

This transformer belongs to the MID-IBTI series, which consists of isolated buck transformers. These components are typically paired with specific controller ICs, such as the LM5160 from Texas Instruments, to form complete power conversion solutions. The series provides pre-validated magnetic designs to reduce development time for engineers implementing isolated step-down power architectures.

Switching Converter, SMPS Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.